package cn.lanqiao.dao;

public interface StudentDao {
	public Object[][] getCourse(String sid);//获取学生信息
	public int courseCount(String sid);
	public Object[][] getSidSgrade(String sid);//获取学生成绩
	public int countGrade(String sid);
	public void changeupassword(String uid, String newPassword);//修改密码
}
